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Single Family ResidenceResidential
$130,254$95 / ft²
TopHap EstimateOur estimate of what this home would sell for today, based on nearby sales, the home's size and features, and local price trends. It is a starting point, not an appraisal.· confidence 81How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Aug 30, 2026

307 MAIN

LEWIS, IA 51544
2
Beds
2 / 1
Baths
1,374 ft²
Living AreaTotal finished area of the structures, from county records. Some counties include shared space like hallways or a building gym, so it may not match a listing.
0.5 ac
Lot SizeThe size of the land the home sits on, from county records.
1916
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
8
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.
3
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$130K
$106K low$154K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$1,548 (2025)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$105,460 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$7,750
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$97,710
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$107,740
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$105,460

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountyCASS
Lot (acres)The size of the land the home sits on, from county records.0.50
ConstructionThe main material the home's frame and walls are built from.Brick
RoofThe main material covering the roof, such as asphalt shingle or tile.Asphalt
HeatingThe type of heating system in the home.Yes
CoolingThe type of cooling or air conditioning in the home.Yes
GarageWhether the property has a garage, and details like whether it is attached to the home.Garage, Detached
PoolWhether the property has a pool, and what kind, such as in-ground.No
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Deck · 130 ft²Patio · 130 ft²Porch · 292 ft²

Transaction History(2)

Sales and refinances filed with the county for this home. Not every transfer is a normal sale, so check the type before comparing prices.

Assigned SchoolsThe public schools this address is zoned for. Boundaries change, so confirm with the district before you count on it.

E
Griswold Elementary SchoolD+
Elementary · Grades PK–5 · 5.2 mi
M
Griswold Middle/High SchoolA-
Middle · Grades 6–12 · 5.2 mi

District: Griswold Community School District

Neighborhood · ZIP 51544These are comparison scores, not percentages. 100 equals the national average, so 150 means about 50% above average.

CrimeLocal crime compared with the rest of the country, where 100 is average. It reflects things like population density, income, and how crime gets reported.113
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.94
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.15

Index scale: 100 = US average (tick). Lower is better.

Homes occupiedThe share of homes here that someone lives in. The rest sit empty, including vacation and for-sale homes.91%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.20%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.11%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.0.9%
PopulationHow many people live in this area.540
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.10 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$74,317
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$107,912
Average tempThe average temperature here across a full year.50°F
Annual precipHow much rain and melted snow falls here in a typical year.35 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.59%

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Data by ATTOM. Valuations are automated estimates, not appraisals. Photos from Google Street View and may not depict the current property state.

How this home compares

307 Main measured against every home in its neighborhood, its ZIP code and its county, using county assessor records refreshed nightly. A home can stand out in one of those areas and look ordinary in another, because each one holds a different mix of homes.

  • Has a smaller lot than 66% of homes in Lewis 51544
  • Older than 65% of homes in Cass County

What homes are worth in Lewis 51544

Each bar is how many homes fall in that price range. The marker is this home.

This home
$41K$322K

This home is worth more than 45% of homes in Lewis 51544.

How it measures up in Lewis 51544

The dot is this home. The mark in the middle is the typical home in Lewis 51544.

Estimated value$130,254
CheaperTypical $137,270Pricier

Pricier than 45% of homes nearby

Price per ft²$95
CheaperTypical $95Pricier

Pricier than 51% of homes nearby

Living area1,374 ft²
SmallerTypical 1,421 ft²Bigger

Bigger than 45% of homes nearby

Lot size0.5 ac
SmallerTypical 0.85 acBigger

Bigger than 34% of homes nearby

Year built1916
OlderTypical 1920Newer

Newer than 40% of homes nearby

How 307 Main ranks against every home in each area.
MeasureThis homeLewis 51544Cass County
Estimated valuepricier than$130,25445% of homes53% of homes
Price per ft²pricier than$9551% of homes57% of homes
Living areabigger than1,374 ft²45% of homes46% of homes
Lot sizebigger than0.5 ac34% of homes64% of homes
Year builtnewer than191640% of homes35% of homes

About 307 Main

How much is 307 Main, Lewis, IA worth?

The TopHap Estimate for 307 Main, Lewis, IA is $130,254 as of Aug 30, 2026. The likely range is $106,059 to $154,449. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 307 Main, Lewis, IA last sell?

307 Main, Lewis, IA last sold on Jun 26, 2006, according to the county's recorded deed.

How big is 307 Main, Lewis, IA?

307 Main, Lewis, IA has 2 bedrooms, 2 bathrooms, 1,374 square feet of living space and a 0.50-acre lot.

When was 307 Main, Lewis, IA built?

307 Main, Lewis, IA was built in 1916, making it 110 years old. The building has 1 story.

What schools serve 307 Main, Lewis, IA?

307 Main, Lewis, IA is assigned to Griswold Elementary School (elementary), rated D+; Griswold Middle/High School (middle), rated A-. All sit in Griswold Community School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 307 Main, Lewis, IA compare to other homes in Lewis 51544?

Among the 321 homes in Lewis 51544, it is worth more than 45% of them ($130,254 against a typical $137,270), its price per square foot is higher than 51% of them ($95 against a typical $95), it is bigger than 45% of them (1,374 ft² against a typical 1,421 ft²), its lot is bigger than 34% of them (0.5 ac against a typical 0.85 ac) and it is newer than 40% of them (1916 against a typical 1920). Measured against all of Cass County, it is worth more than 53% of homes there. These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on 307 Main, Lewis, IA?

The 2025 property tax bill for 307 Main, Lewis, IA was $1,548. The county assessed it at $105,460.

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